Read the excerpt from "thomas edison: the master of improvement.”

its glow was produced by electricity passing through a filament, or tiny piece of material. the inside of the glass bulb was a vacuum.

based on context clues, what is the meaning of the word filament?

a place where electricity is made
a very small piece of material
the inside of a lightbulb
the vacuum inside a bulb

Critical thinking questions what factors led to the creation and implementation of operation reinhard? how did the residents of the ghettos respond to mass deportations and what occurred when the residents realized what happened to those deported? what did rudolf hoess’s testimony at the end of the war suggest about the final solution and planned deportation and resettlement? how did operation reinhard differ from earlier nazi actions and how was it similar? was resettlement seriously considered and why was it not used?

Which of the following is an element of plot

According to the veteran prisoners, why was wiesel lucky that he was brought to the camp late